BE442483A - - Google Patents
Info
- Publication number
- BE442483A BE442483A BE442483DA BE442483A BE 442483 A BE442483 A BE 442483A BE 442483D A BE442483D A BE 442483DA BE 442483 A BE442483 A BE 442483A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R21/00—Variable-resistance transducers
- H04R21/02—Microphones
- H04R21/021—Microphones with granular resistance material
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
- D01G1/00—Severing continuous filaments or long fibres, e.g. stapling
- D01G1/02—Severing continuous filaments or long fibres, e.g. stapling to form staple fibres not delivered in strand form
- D01G1/04—Severing continuous filaments or long fibres, e.g. stapling to form staple fibres not delivered in strand form by cutting
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE223522X | 1940-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442483A true BE442483A (en, 2012) |
Family
ID=5850953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442483D BE442483A (en, 2012) | 1940-08-19 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE442483A (en, 2012) |
| CH (1) | CH223522A (en, 2012) |
| FR (1) | FR874749A (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3466861A (en) * | 1964-07-13 | 1969-09-16 | Celanese Corp | Converting crimped filamentary material to continuous elongated body |
-
0
- BE BE442483D patent/BE442483A/xx unknown
-
1941
- 1941-08-04 CH CH223522D patent/CH223522A/de unknown
- 1941-08-18 FR FR874749D patent/FR874749A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR874749A (fr) | 1942-08-19 |
| CH223522A (de) | 1942-09-30 |